Add manifest

MANIFEST

@@ -0,0 +1,25 @@
+beginning.txt
+bin/hushlist
+bin/hushshield
+Build.PL
+docs/threat_model.md
+lib/Hush.pm
+lib/Hush/App.pm
+lib/Hush/Contact.pm
+lib/Hush/List.pm
+lib/Hush/Logger.pm
+lib/Hush/Memo.pm
+lib/Hush/RPC.pm
+lib/Hush/Util.pm
+LICENSE
+MANIFEST			This list of files
+README.md
+t/00-load.t
+t/util.t
+whitepaper/hush.bib
+whitepaper/protocol.pdf
+whitepaper/protocol.tex
+whitepaper/protocol.ver
+whitepaper/README.md
+META.yml
+META.json